NCryptHandle.h

#ifndef TENDUKE_CRYPT_WIN_CNG_NCRYPTHANDLE_H
#define TENDUKE_CRYPT_WIN_CNG_NCRYPTHANDLE_H
 
#include "log/log.h"
#include "../WinCNG_utils.h"
#include <windows.h>
#include <ncrypt.h>
 
namespace tenduke { namespace crypto { namespace win { namespace cng {
 
template<class H>
class NCryptHandle
{
public:
    explicit NCryptHandle(const H handle)
    : handle(handle)
    {
    }
 
    virtual ~NCryptHandle()
    {
        if (handle != 0) {
            auto status = ::NCryptFreeObject(handle);
 
            if (status != ERROR_SUCCESS) {
                ::tenduke::log::warning(
                    std::string("NCryptFreeObject failed. Ignored. Error code: ")
                    + std::to_string(status)
                    + ", message: "
                    + ::tenduke::crypto::win::cng::getNCryptErrorMessage(status)
                );
            }
        }
    }
 
    virtual H getHandle() const
    {
        return handle;
    }
 
protected:
    H handle;
};
 
 
}}}}
 
#endif //TENDUKE_CRYPT_WIN_CNG_NCRYPTHANDLE_H